private GoLink DrawEdge(GoNodeWrapper nodeWrapper, GoView myView, InstructionNode backNode, GoLayer layer, Pen pen)
{
GoLink link = new GoLink();
var backNodeWrapper = GetNodeWrapper(backNode);
link.Pen = pen;
link.ToPort = nodeWrapper.Node.LeftPort;
if (backNodeWrapper.Node == nodeWrapper.Node)
{
link.FromPort = backNodeWrapper.Node.RightPort;
link.Style = GoStrokeStyle.Bezier;
link.CalculateRoute();
foreach (int index in new[] { 1, 2 })
{
link.SetPoint(index, new PointF(link.GetPoint(index).X, link.GetPoint(index).Y - 40));
}
}
else
{
link.FromPort = backNodeWrapper.Node.RightPort;
}
layer.Add(link);
link.PenWidth = 3;
return(link);
}
/// <summary>
/// Change the <see cref="P:Northwoods.Go.GoObject.Parent" /> of an object to be the common subgraph that
/// contains two given objects, or if there is no such subgraph, add the object to the given layer.
/// </summary>
/// <param name="obj">the <see cref="T:Northwoods.Go.GoObject" /> to reparent</param>
/// <param name="child1">an object that may belong to a <see cref="T:Northwoods.Go.GoSubGraphBase" /></param>
/// <param name="child2">another object that may belong to a <see cref="T:Northwoods.Go.GoSubGraphBase" /></param>
/// <param name="behind">whether to add the <paramref name="obj" /> at the beginning of the list
/// of the subgraph's children (thus behind all other subgraph children), or at the end of the list
/// (thus appearing in front of all the other subgraph children)</param>
/// <param name="layer">
/// the <see cref="T:Northwoods.Go.GoLayer" /> to which the <paramref name="obj" /> should be added,
/// if there is no common parent <see cref="T:Northwoods.Go.GoSubGraphBase" /> for <paramref name="child1" /> and
/// <paramref name="child2" />
/// </param>
/// <remarks>
/// All of the arguments to this method should be non-null.
/// </remarks>
public static void ReparentToCommonSubGraph(GoObject obj, GoObject child1, GoObject child2, bool behind, GoLayer layer)
{
GoSubGraphBase a = FindParentSubGraph(child1);
GoSubGraphBase b = FindParentSubGraph(child2);
GoObject goObject = GoObject.FindCommonParent(a, b);
while (goObject != null && !(goObject is GoSubGraphBase))
{
goObject = goObject.Parent;
}
GoSubGraphBase goSubGraphBase = goObject as GoSubGraphBase;
if (obj.Parent == goSubGraphBase && obj.Layer != null)
{
return;
}
if (obj.Parent == null && obj.Layer == null)
{
if (goSubGraphBase != null)
{
if (behind)
{
goSubGraphBase.InsertBefore(null, obj);
}
else
{
goSubGraphBase.InsertAfter(null, obj);
}
}
else
{
layer.Add(obj);
}
}
else
{
GoCollection goCollection = new GoCollection();
goCollection.Add(obj);
if (goSubGraphBase != null)
{
goSubGraphBase.AddCollection(goCollection, reparentLinks: false);
}
else
{
layer.AddCollection(goCollection, reparentLinks: false);
}
}
}
private void DrawPairingEdge(GoTextNodeHoverable sourceGoNode, GoTextNodeHoverable imageGoNode, double score, GoLayer layer)
{
GoLink link = new GoLink();
double pairingScore = score;
if (pairingScore < 0)
{
pairingScore = 0;
}
Color edgeColor = Color.FromArgb(Convert.ToInt32(255 - 255 * pairingScore), Convert.ToInt32(255 * pairingScore), 0);
link.ToolTipText = (pairingScore.ToString());
link.Pen = new Pen(edgeColor);
if (sourceGoNode == null || imageGoNode == null)
{
return;
}
link.ToPort = sourceGoNode.LeftPort;
link.FromPort = imageGoNode.RightPort;
layer.Add(link);
link.PenWidth = 3;
}